diff --git a/powerbell/build.properties b/powerbell/build.properties
index 51fea72..8a46448 100644
--- a/powerbell/build.properties
+++ b/powerbell/build.properties
@@ -1,8 +1,8 @@
 #Created by .winboll/winboll_app_build.gradle
-#Fri Jul 17 22:37:50 HKT 2026
-stageCount=20
+#Sat Jul 18 03:20:45 CST 2026
+stageCount=21
 libraryProject=
 baseVersion=15.15
-publishVersion=15.15.19
+publishVersion=15.15.20
 buildCount=0
-baseBetaVersion=15.15.20
+baseBetaVersion=15.15.21